2011-10-04 18:19:01 +08:00
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/* exynos_drm_crtc.h
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*
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* Copyright (c) 2011 Samsung Electronics Co., Ltd.
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* Authors:
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* Inki Dae <inki.dae@samsung.com>
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* Joonyoung Shim <jy0922.shim@samsung.com>
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* Seung-Woo Kim <sw0312.kim@samsung.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _EXYNOS_DRM_CRTC_H_
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#define _EXYNOS_DRM_CRTC_H_
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struct exynos_drm_overlay *get_exynos_drm_overlay(struct drm_device *dev,
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struct drm_crtc *crtc);
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int exynos_drm_crtc_create(struct drm_device *dev, unsigned int nr);
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int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int crtc);
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void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc);
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2011-11-12 14:23:32 +08:00
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/*
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* Exynos specific crtc postion structure.
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*
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* @fb_x: offset x on a framebuffer to be displyed
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* - the unit is screen coordinates.
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* @fb_y: offset y on a framebuffer to be displayed
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* - the unit is screen coordinates.
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* @crtc_x: offset x on hardware screen.
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* @crtc_y: offset y on hardware screen.
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* @crtc_w: width of hardware screen.
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* @crtc_h: height of hardware screen.
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*/
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struct exynos_drm_crtc_pos {
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unsigned int fb_x;
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unsigned int fb_y;
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unsigned int crtc_x;
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unsigned int crtc_y;
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unsigned int crtc_w;
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unsigned int crtc_h;
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};
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int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay,
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struct drm_framebuffer *fb,
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struct drm_display_mode *mode,
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struct exynos_drm_crtc_pos *pos);
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2011-10-04 18:19:01 +08:00
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#endif
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